<template>
  <div class="login-container">
    <el-form
      :model="loginForm"
      :rules="loginRules"
      auto-complete="on"
      class="login-form"
      label-position="left"
      ref="loginForm"
    >
      <div class="title-container">
        <h3 class="title">小狼直播 - 登录</h3>
      </div>

      <el-form-item prop="username">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          auto-complete="on"
          name="username"
          placeholder="请输入用户名"
          ref="username"
          tabindex="1"
          type="text"
          v-model="loginForm.username"
        />
      </el-form-item>

      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input
          :key="passwordType"
          :type="passwordType"
          @keyup.enter.native="handleLogin"
          auto-complete="on"
          name="password"
          placeholder="请输入密码"
          ref="password"
          tabindex="2"
          v-model="loginForm.password"
        />
        <span @click="showPwd" class="show-pwd">
          <svg-icon
            :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'"
          />
        </span>
      </el-form-item>

      <el-dialog
        :title="dialogTitle"
        :visible.sync="dialogFormVisible"
        destroy-on-close
        width="40%"
      >
        <!--<div>
          <validate-code @change="changeCode" ref="ref_validateCode"/>
          <br>
          <input type="text" v-model="inputVal" placeholder="请输入验证码">
          <br>
          {{result}}
        </div>-->

        <slide-verify
          :l="42"
          :r="10"
          :w="310"
          :h="155"
          slider-text="向右滑动"
          @success="onSuccess"
          @fail="onFail"
          @refresh="onRefresh"
        />
        <div>{{ msg }}</div>

        <el-button @click="dialogFormVisible = false">取 消</el-button>
        <el-button type="primary" @click="submitForm">提 交</el-button>
      </el-dialog>
      <el-row>
        <el-col :span="8"
          ><el-button
            :loading="loading"
            @click.native.prevent="handleRegister"
            style="width: 100%; margin-top: 20px"
            type="primary"
            >register</el-button
          ></el-col
        >
        <el-col :span="8"><p></p></el-col>
        <el-col :span="8"
          ><el-button
            :loading="loading"
            @click.native.prevent="handleLogin"
            style="width: 100%; margin-top: 20px"
            type="primary"
            >Login</el-button
          ></el-col
        >
      </el-row>
    </el-form>
  </div>
</template>

<script>
/*import validateCode from "@/components/ValidateCode";*/

const msgSuccess = "恭喜你,验证码校验成功";
const msgFail = "验证码校验失败,请稍后重新校验";

export default {
  name: "Login",
  /*components: {
      validateCode
    },*/
  data() {
    const validatePassword = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error("密码长度不能小于 6 位"));
      } else {
        callback();
      }
    };
    return {
      msg: "",
      dialogTitle: "请你校验验证码",
      dialogFormVisible: false,
      /*inputVal: '',
        checkCode: '',
        result: '',*/
      loginForm: {
        username: "admin",
        password: "111111",
      },
      loginRules: {
        username: [{ required: true, message: "用户名不能为空" }],
        password: [
          { required: true, trigger: "blur", validator: validatePassword },
        ],
      },
      loading: false,
      passwordType: "password",
      redirect: undefined,
    };
  },
  /*props: {},
    created() {
    },
    mounted() {
    },
    computed: {},*/
  watch: {
    $route: {
      handler: function (route) {
        this.redirect = route.query && route.query.redirect;
      },
      immediate: true,
    },
  },
  methods: {
    onSuccess() {
      this.msg = msgSuccess;
    },
    onFail() {
      this.msg = msgFail;
    },
    onRefresh() {
      this.msg = msgFail;
    },

    /*   TODO*/
    /*changeCode(value) {
        this.checkCode = value;
      },
      compare() {

      },*/
    showPwd() {
      if (this.passwordType === "password") {
        this.passwordType = "";
      } else {
        this.passwordType = "password";
      }
      this.$nextTick(() => {
        this.$refs.password.focus();
      });
    },
    handleLogin() {
      // 清空上一次的数据
      this.msg = "";
      // 3. 显示对话框
      this.dialogFormVisible = true;
    },
    handleRegister() {
      this.$router.push("/register");
    },
    submitForm() {
      /*if (this.inputVal.toUpperCase() === this.checkCode) {
          this.result = "验证输入成功!";
        } else {
          this.result = "验证码错误,请重新输入";
          this.inputVal = "";
          this.$refs["ref_validateCode"].draw();
        }*/
      if (this.msg === msgSuccess) {
        // 登录参数校验
        this.$refs.loginForm.validate((valid) => {
          if (valid) {
            // 如果校验通过
            this.loading = true;
            // Vuex 状态管理组件
            // 负责实现 Vue 组件间的交互
            // 模块名/action方法名
            this.$store
              .dispatch("user/login", this.loginForm)
              .then(() => {
                this.$router.push({ path: this.redirect || "/" });
                this.loading = false;
              })
              .catch(() => {
                this.loading = false;
              });
          } else {
            // 校验失败
            console.log("error submit!!");
            return false;
          }
          this.dialogFormVisible = false;
        });
      }
    },
  },
};
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg: #283443;
$light_gray: #fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;

.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;

  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>
